| File name: | CourvixVPN.exe |
| Full analysis: | https://app.any.run/tasks/8e90cad2-def2-44dd-8be6-b7b5e0d9abda |
| Verdict: | Malicious activity |
| Analysis date: | July 06, 2021, 00:26:43 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | A8EAF680927A272FCF5BE40A7FEBA34F |
| SHA1: | F1351F764912ADB4C9D6BBBF4F6FB8D3E5611CEA |
| SHA256: | F67C31DB4118B09E4B37AB089178D71A3A441BBADFC3A8FA4064A988B5BF02F3 |
| SSDEEP: | 24576:l/yvrZzUeQmu1+sbkGsN9zZ4uQMWsUbMjCqfw+Jwz/S/6DVoxDl:l/wrFQmuXuFdHWjIjCgw+W7SCDy |
MALICIOUS
Loads dropped or rewritten executable
- CourvixVPN.exe (PID: 2176)
Drops executable file immediately after starts
- CourvixVPN.exe (PID: 2176)
SUSPICIOUS
Checks supported languages
- CourvixVPN.exe (PID: 2176)
Reads the computer name
- CourvixVPN.exe (PID: 2176)
Executable content was dropped or overwritten
- CourvixVPN.exe (PID: 2176)
Drops a file that was compiled in debug mode
- CourvixVPN.exe (PID: 2176)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| AssemblyVersion: | 1.0.2.0 |
|---|---|
| ProductVersion: | 1.0.2.0 |
| ProductName: | Courvix VPN Client |
| OriginalFileName: | CourvixVPN.exe |
| LegalTrademarks: | - |
| LegalCopyright: | Copyright © 2021 |
| InternalName: | CourvixVPN.exe |
| FileVersion: | 1.0.2.0 |
| FileDescription: | CourvixVPN |
| CompanyName: | Courvix Network |
| Comments: | - |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 1.0.2.0 |
| FileVersionNumber: | 1.0.2.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 6 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x14731e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 9216 |
| CodeSize: | 1332224 |
| LinkerVersion: | 48 |
| PEType: | PE32 |
| TimeStamp: | 2021:07:03 13:47:58+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 03-Jul-2021 11:47:58 |
| Debug artifacts: |
|
| Comments: | - |
| CompanyName: | Courvix Network |
| FileDescription: | CourvixVPN |
| FileVersion: | 1.0.2.0 |
| InternalName: | CourvixVPN.exe |
| LegalCopyright: | Copyright © 2021 |
| LegalTrademarks: | - |
| OriginalFilename: | CourvixVPN.exe |
| ProductName: | Courvix VPN Client |
| ProductVersion: | 1.0.2.0 |
| Assembly Version: | 1.0.2.0 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 03-Jul-2021 11:47:58 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00002000 | 0x00145324 | 0x00145400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.98018 |
.rsrc | 0x00148000 | 0x000021AC | 0x00002200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.33992 |
.reloc | 0x0014C000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00692 | 3169 | UNKNOWN | UNKNOWN | RT_MANIFEST |
32512 | 1.7815 | 20 | UNKNOWN | UNKNOWN | RT_GROUP_ICON |
Imports
mscoree.dll |
Total processes
37
Monitored processes
2
Malicious processes
0
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 712 | "C:\Users\admin\AppData\Local\Temp\CourvixVPN.exe" | C:\Users\admin\AppData\Local\Temp\CourvixVPN.exe | — | Explorer.EXE | |||||||||||
User: admin Company: Courvix Network Integrity Level: MEDIUM Description: CourvixVPN Exit code: 3221226540 Version: 1.0.2.0 Modules
| |||||||||||||||
| 2176 | "C:\Users\admin\AppData\Local\Temp\CourvixVPN.exe" | C:\Users\admin\AppData\Local\Temp\CourvixVPN.exe | Explorer.EXE | ||||||||||||
User: admin Company: Courvix Network Integrity Level: HIGH Description: CourvixVPN Exit code: 0 Version: 1.0.2.0 Modules
| |||||||||||||||
Total events
54
Read events
54
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2176 | CourvixVPN.exe | C:\Users\admin\AppData\Local\Temp\21130707-67bd-4fd2-91d2-b9f759127e7b\GunaUIDotNetRT.dll | executable | |
MD5:14FF402962AD21B78AE0B4C43CD1F194 | SHA256:FB9646CB956945BDC503E69645F6B5316D3826B780D3C36738D6B944E884D15B | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report